Demand for the ornaments, jewelry, and other luxury items carved from the ivory in elephant tusks has led poachers to ...

Common isotopes include lutetium-177, actinium-225, gallium-68 (diagnostic), fluorine-18, and radium-223. The therapy combines isotopic radiance with molecular targeting-e.g., PSMA in prostate cancer ...

Uranium enrichment concentrates one specific type of the atom to create a substance that can generate massive amounts of ...

Rocks older than 4.03 billion years could shed light on Earth's earliest geological history, but they're incredibly rare.

The gold standard for determining the age of ancient rocks is measuring the radioactive decay of isotopes of uranium into lead in minerals known as zircons. But not all rocks contain zircons, so ...

New research analyzing isotopes from ancient African remains reveals how societies adapted strategies to survive major climate change.

Bronze Age graves in Hungary show millet replaced meat, mobility dropped, inequality shrank, and diets changed.

Not that anyone asked, but uranium enrichment is certainly a newsworthy topic where a little science might be helpful. Here's ...

More common than gold, uranium is abundant on Earth. But less than one percent of the naturally occurring element is useful for nuclear power.Uranium was discovered in 1789 by Martin Klaproth, a ...

Gray rocks uncovered in northern Nunavik, Quebec, Canada may be the ultimate primordial find. The stones date back 4.16 ...

Scientists agreed the rocky outcrops in a remote part of Quebec, Canada, were ancient. But were they really Earth’s oldest?